Schunk 1434548 Hydraulic Tool Holders & Chucks; Shank Type: Taper ; Taper Size: HSK100A ; Shank Diameter (Decimal Inch): 2.9528 ; Shank Diameter (mm): 75.0000 ; Nose Diameter (Decimal Inch - 4 Decimals): 2.0866 ; Nose Diameter (Mm) ( - 2 Decimals): 5